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TWO WAY SLAB REBAR ( Bakal ) SPACING KNOWLEDGE.OR KAALAMAN SA DISTANSYA NG BAKAL NG TWO WAY SLAB.KAGAYA NG MAIN BAR MAXIMUM AND MINIMUM SPACING AT IBA PA. #TWOWAYSLABREBAR#SLABREBAR#SLAB#FLOORING#BAKALNGSAHIG#MIXNIKUYA#TEMPERATUREBARSPACING#MAINBARSPACINGOFSLAB#DISTANSYANGBAKALNGSLAB#CONSTRUCTIONVIDEOS#REBARSPACINGOFSLAB